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How to Replace the Remote Battery on a BMW 3 Series F30

Model: BMW Serie 3 F30, F31 - Years 2012-2019
Part: Key

Discover the steps to disassemble and replace the battery of the electronic key remote for the BMW 3 Series F30 and F31. First, take your remote and remove the key from inside it; then, use a tool to pry open the remote at the designated slot, as shown in the video. At this point, remove the battery inside and replace it with a new one of the correct type (in this case, a CR 2450 3V); simply insert it in the correct orientation and reassemble everything, following the video to the end!

Updated on 21 April 2026 by ScegliAuto

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by ScegliAuto

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